A. Albert Einstein
B. Aristotle
C. Ronald Fisher
D. None of above
Aristotle is known as the Father of Biology. He was born in 384 BC. In the 4th century BC, Aristotle travelled to Lesvos filled with wildlife.
Which of the following statement is incorrect about Molluscans?
A. They are surrounded by single or double pieces of hard skeleton.
B. Their shell grows as the animal grows.
C. They have hydrostatic skeleton.
D. They move by tube feet
Which of the following is the empirical formula of chlorophyll b?
A. C55H70O5N4Mg
B. C55H72O6N4Mg
C. C55H70O6N4Mg
D. C55H72O5N4Mg
Low level of CO2 favours _________ of the stomata.
A. Opening
B. Closure
C. Both of these
D. None of these
Which of the following is responsible for Irish potato famine?
A. Dinoflagellates
B. Kleps
C. Physarum polycephalum
D. Phytophthora infestans
Alternation of generations is absent in___________?
A. Hydration
B. Obelia
C. Jelly fish
D. Physalia
Optimal temperature of enzymes present in human body is_____________?
A. 27?C
B. 37?C
C. 47?C
D. 30?C